Panasonic GT01 User Manual page 114

Problem
Screen is dim 1) The power voltage may be low.
2) The contrast is set too low.
3) The backlight is off due to the
[Backlight Auto-off] setting in the
[Setup] of the GT configuration
settings in GTWIN.
Backlight goes 1)The backlight auto-off timer setting
off too quickly is too short.
Date/time 1) The GT's internal clock used as a
display is reference is incorrect.
incorrect
2) No battery has been inserted.
(when using the
GT's internal
3) The battery has run down.
clock)
Date/time 1) The PLC's internal calendar timer
display is used as a reference is incorrect.
incorrect
(when using the
PLC's internal
calender timer)
Hold PLC 1) No battery has been inserted.
Device data
content isn't
2) The battery has run down.
saved
Date/time 1) The PLC's internal calendar timer
display is used as a reference is incorrect.
incorrect
Touch panel 1) Valid conditions have been set for
doesn't work the switch part, but those
conditions have not been met.
No operating 1) The [Switch Sounds] setting under
sounds are [Options] in the switch part
heard when the attributes is set to [Disabled].
touch panel is
2)The [Touch Sounds] setting under
pressed.
[Setup] in the GT configuration
(Except GT02L)
settings in GTWIN is set to
[Disabled].
Nothing Communication conditions of GT
happens for (COM port) and PLC differ.
about 10
seconds after
turning on
power.
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Cause
1) Check the capacity of the power supply unit if it is
2) Bring up the system menu and adjust the contrast.
3) Touching any area of the screen lights that area. If a
1) Change the backlight auto-off timer setting.
1) Adjust the clock from the system menu.
2) Purchase a battery and install it.
3) Replace the battery.
1) Adjust by rewriting the value in the PLC's internal
1) Purchase a battery and install it.
2) Replace the battery.
1) Adjust by rewriting the value in the PLC's internal
1) Check that the device status conditions on the PLC
1) Change the setting to [Enabled].
2) Change the setting to [Enabled].
Verify communication settings of GT and PLC and
then make them the same.
Solution
enough for the GT's power consumption.
switch part is set on the touched area, the area will
not light even if touched. To change the setting,
change the content of the backlight auto-off
settings.
calendar timer.
calendar timer.
side are valid.